---> uname -a: Linux 409002aa88ee 3.10.0-862.14.4.el7.x86_64 #1 SMP Wed Sep 26 15:12:11 UTC 2018 x86_64 Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian Address sizes: 40 bits physical, 48 bits virtual CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: GenuineIntel CPU family: 6 Model: 44 Model name: Westmere E56xx/L56xx/X56xx (IBRS update) Stepping: 1 CPU MHz: 2933.436 BogoMIPS: 5866.87 Virtualization: VT-x Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB L1i cache: 128 KiB L2 cache: 16 MiB L3 cache: 64 MiB NUMA node0 CPU(s): 0-3 Vulnerability L1tf: Mitigation; PTE Inversion; VMX SMT disabled, L1D conditional cache flushes Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq vmx ssse3 cx16 pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes hypervisor lahf_lm ssbd ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid tsc_adjust arat spec_ctrl intel_stibp ---> nproc: 4 ---> df -h: Filesystem Size Used Available Use% Mounted on overlay 50.0G 6.3G 43.7G 13% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 919.1M 0 919.1M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 6.3G 43.7G 13% /etc/resolv.conf /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hostname /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hosts /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/exfoundry_go-mod-bootstrap_PR-34 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/exfoundry_go-mod-bootstrap_PR-34@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 625 73 0 1139 1107 Swap: 1023 1 1022 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever 6: eth0@if7: mtu 1458 qdisc noqueue state UP link/ether 02:42:0a:fa:00:01 brd ff:ff:ff:ff:ff:ff inet 10.250.0.1/24 brd 10.250.0.255 scope global eth0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 01/30/20 _x86_64_ (4 CPU) 21:42:04 LINUX RESTART 21:43:01 tps rtps wtps bread/s bwrtn/s 21:44:01 8.73 0.08 8.64 2.66 1748.29 21:45:01 2.56 0.00 2.56 0.00 80.74 21:46:01 0.57 0.00 0.57 0.00 5.55 21:47:01 0.70 0.00 0.70 0.00 8.14 21:48:01 0.27 0.00 0.27 0.00 3.78 21:49:01 0.75 0.00 0.75 0.00 8.58 Average: 2.26 0.01 2.25 0.44 309.16 21:43:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:44:01 122876 1759428 93.47 2620 1198324 912808 31.14 451540 1151612 16 21:45:01 123164 1759140 93.46 2620 1198328 903724 30.83 452028 1151224 8 21:46:01 122708 1759596 93.48 2620 1198336 903804 30.84 453216 1150212 8 21:47:01 123772 1758532 93.42 2620 1198396 903624 30.83 452416 1150212 28 21:48:01 123440 1758864 93.44 2620 1198344 903696 30.83 452680 1150196 8 21:49:01 123752 1758552 93.43 2620 1198348 903624 30.83 452280 1150192 8 Average: 123285 1759019 93.45 2620 1198346 905213 30.89 452360 1150608 13 21:43:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 21:44:01 eth0 1.32 0.78 0.76 0.09 0.00 0.00 0.00 21:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:45:01 eth0 2.05 1.02 0.84 0.42 0.00 0.00 0.00 21:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:46:01 eth0 0.60 0.45 0.28 0.21 0.00 0.00 0.00 21:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:47:01 eth0 0.07 0.07 0.01 0.01 0.00 0.00 0.00 21:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:48:01 eth0 0.17 0.10 0.08 0.06 0.00 0.00 0.00 21:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:49:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 21:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 0.71 0.42 0.33 0.13 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 01/30/20 _x86_64_ (4 CPU) 21:42:04 LINUX RESTART 21:43:01 CPU %user %nice %system %iowait %steal %idle 21:44:01 all 0.18 0.00 0.09 0.00 0.04 99.70 21:44:01 0 0.02 0.00 0.05 0.00 0.02 99.92 21:44:01 1 0.52 0.00 0.08 0.00 0.05 99.35 21:44:01 2 0.08 0.00 0.15 0.00 0.03 99.73 21:44:01 3 0.03 0.00 0.08 0.00 0.05 99.83 21:45:01 all 0.13 0.00 0.06 0.00 0.04 99.77 21:45:01 0 0.03 0.00 0.03 0.00 0.02 99.92 21:45:01 1 0.05 0.00 0.07 0.00 0.03 99.85 21:45:01 2 0.38 0.00 0.08 0.00 0.03 99.50 21:45:01 3 0.07 0.00 0.07 0.00 0.05 99.82 21:46:01 all 0.12 0.00 0.06 0.00 0.05 99.77 21:46:01 0 0.07 0.00 0.05 0.00 0.03 99.85 21:46:01 1 0.05 0.00 0.08 0.00 0.05 99.82 21:46:01 2 0.35 0.00 0.08 0.00 0.08 99.48 21:46:01 3 0.03 0.00 0.03 0.00 0.03 99.90 21:47:01 all 0.15 0.00 0.04 0.00 0.03 99.78 21:47:01 0 0.02 0.00 0.02 0.00 0.03 99.93 21:47:01 1 0.10 0.00 0.05 0.00 0.00 99.85 21:47:01 2 0.45 0.00 0.03 0.00 0.02 99.50 21:47:01 3 0.05 0.00 0.03 0.00 0.05 99.87 21:48:01 all 0.07 0.00 0.05 0.00 0.02 99.86 21:48:01 0 0.07 0.00 0.03 0.00 0.02 99.88 21:48:01 1 0.03 0.00 0.05 0.00 0.02 99.90 21:48:01 2 0.15 0.00 0.07 0.00 0.02 99.77 21:48:01 3 0.07 0.00 0.05 0.00 0.05 99.83 21:49:01 all 0.17 0.00 0.04 0.00 0.03 99.77 21:49:01 0 0.05 0.00 0.05 0.00 0.05 99.85 21:49:01 1 0.50 0.00 0.03 0.00 0.00 99.47 21:49:01 2 0.07 0.00 0.03 0.00 0.05 99.85 21:49:01 3 0.03 0.00 0.03 0.00 0.02 99.92 Average: all 0.14 0.00 0.06 0.00 0.03 99.77 Average: 0 0.04 0.00 0.04 0.00 0.03 99.89 Average: 1 0.21 0.00 0.06 0.00 0.02 99.71 Average: 2 0.25 0.00 0.08 0.00 0.04 99.64 Average: 3 0.05 0.00 0.05 0.00 0.04 99.86